amadey | a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c

Analysis

max time kernel
142s
max time network
150s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 09:08

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General

Target

a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
Size

2.9MB
MD5

a6e7881e1c86514eba66fce89d598015
SHA1

5dd1632a86c8ddf8a95f63133769480143d56357
SHA256

a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c
SHA512

c344c667a0355049288c60e3f340c9d4777ec0cbca87f5e84a5e7d60a1540fc96d231d3cc486faed456fd3b017d8f93009149bfa484c39e88633fc7543a56efd
SSDEEP

24576:k+q6qdq+2NBfAFzwRvDYyDZOc7I4dA55srHSYhdtFYJBtKDInnhKaKH87pH73BUt:hq6qdwfwzcY8ZOcxhrFYJaCKmjEA

Score

10^/10

amadey cryptbot 9c9aa5 discovery evasion spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/index.php

rc4.plain

Extracted

Family

cryptbot

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey
CryptBot
CryptBot is a C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot
Cryptbot family
cryptbot

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	eee4ca5e4b.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	eee4ca5e4b.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	3ade692ea9.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 8 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	eee4ca5e4b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	eee4ca5e4b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3ade692ea9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3ade692ea9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe

Executes dropped EXE 3 IoCs

pid	Process
2872	skotes.exe
1872	eee4ca5e4b.exe
1948	3ade692ea9.exe

Identifies Wine through registry keys 2 TTPs 4 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	eee4ca5e4b.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	3ade692ea9.exe

Loads dropped DLL 4 IoCs

pid	Process
2116	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
2872	skotes.exe
2872	skotes.exe
2872	skotes.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2116	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
2872	skotes.exe
1872	eee4ca5e4b.exe
1948	3ade692ea9.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eee4ca5e4b.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2116	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
2872	skotes.exe
1872	eee4ca5e4b.exe
1872	eee4ca5e4b.exe
1872	eee4ca5e4b.exe
1872	eee4ca5e4b.exe
1872	eee4ca5e4b.exe
1872	eee4ca5e4b.exe
1948	3ade692ea9.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2116	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2872	2116	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe	30
PID 2116 wrote to memory of 2872	2116	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe	30
PID 2116 wrote to memory of 2872	2116	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe	30
PID 2116 wrote to memory of 2872	2116	a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe	30
PID 2872 wrote to memory of 1872	2872	skotes.exe	32
PID 2872 wrote to memory of 1872	2872	skotes.exe	32
PID 2872 wrote to memory of 1872	2872	skotes.exe	32
PID 2872 wrote to memory of 1872	2872	skotes.exe	32
PID 2872 wrote to memory of 1948	2872	skotes.exe	33
PID 2872 wrote to memory of 1948	2872	skotes.exe	33
PID 2872 wrote to memory of 1948	2872	skotes.exe	33
PID 2872 wrote to memory of 1948	2872	skotes.exe	33

C:\Users\Admin\AppData\Local\Temp\a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
"C:\Users\Admin\AppData\Local\Temp\a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Users\Admin\AppData\Local\Temp\1020043001\eee4ca5e4b.exe
    "C:\Users\Admin\AppData\Local\Temp\1020043001\eee4ca5e4b.exe"
    3⤵
    - Enumerates VirtualBox registry keys
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1872
- - C:\Users\Admin\AppData\Local\Temp\1020044001\3ade692ea9.exe
    "C:\Users\Admin\AppData\Local\Temp\1020044001\3ade692ea9.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: EnumeratesProcesses
    PID:1948

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1020043001\eee4ca5e4b.exe

Filesize
4.3MB

MD5
c68297282df3b519f90b07be11d5b2c3

SHA1
b458d00cab0449a1c9f0f9225cc5c326199425f6

SHA256
b33d993baf0f52b1f0e01b6d6d4f568c37c21a641f41c8f6fb72c493f80a91a7

SHA512
b70746441c6cf4c6df94cd1171e3bb1737462cec5eb5739ef5e75a52d9209fdb32bb3c85ed632c0a68834e22fc21476233aa706f37c0f7f74d701147c0a05d22

Download Submit
C:\Users\Admin\AppData\Local\Temp\1020044001\3ade692ea9.exe

Filesize
4.3MB

MD5
4b0cb8cea5700882ecce813c6bb87837

SHA1
d5a6dc5c04a2269897b0dea5041352b7198324ed

SHA256
fc85d7c03c2859a7a9f7c6450931aa0c856f0e3b24918ba3794694cc29ce1966

SHA512
dd50a5b28aa4091213ef065a78211c7d586909d141d468341af12eeae0d547963cfe1f72056edcb6ca2006be5b87a2fef236242d6057cf02b009541060da1380

Download Submit
\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
2.9MB

MD5
a6e7881e1c86514eba66fce89d598015

SHA1
5dd1632a86c8ddf8a95f63133769480143d56357

SHA256
a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c

SHA512
c344c667a0355049288c60e3f340c9d4777ec0cbca87f5e84a5e7d60a1540fc96d231d3cc486faed456fd3b017d8f93009149bfa484c39e88633fc7543a56efd

Download Submit
memory/1872-68-0x0000000001070000-0x0000000001CD4000-memory.dmp

Filesize
12.4MB

Download
memory/1872-64-0x0000000001070000-0x0000000001CD4000-memory.dmp

Filesize
12.4MB

Download
memory/1872-62-0x0000000001070000-0x0000000001CD4000-memory.dmp

Filesize
12.4MB

Download
memory/1872-42-0x0000000001070000-0x0000000001CD4000-memory.dmp

Filesize
12.4MB

Download
memory/1872-69-0x0000000001070000-0x0000000001CD4000-memory.dmp

Filesize
12.4MB

Download
memory/1948-63-0x00000000000F0000-0x0000000000D66000-memory.dmp

Filesize
12.5MB

Download
memory/1948-59-0x00000000000F0000-0x0000000000D66000-memory.dmp

Filesize
12.5MB

Download
memory/2116-15-0x0000000000CB0000-0x0000000000FCB000-memory.dmp

Filesize
3.1MB

Download
memory/2116-0-0x0000000000CB0000-0x0000000000FCB000-memory.dmp

Filesize
3.1MB

Download
memory/2116-16-0x0000000006400000-0x000000000671B000-memory.dmp

Filesize
3.1MB

Download
memory/2116-3-0x0000000000CB0000-0x0000000000FCB000-memory.dmp

Filesize
3.1MB

Download
memory/2116-2-0x0000000000CB1000-0x0000000000CDF000-memory.dmp

Filesize
184KB

Download
memory/2116-4-0x0000000000CB0000-0x0000000000FCB000-memory.dmp

Filesize
3.1MB

Download
memory/2116-1-0x00000000773A0000-0x00000000773A2000-memory.dmp

Filesize
8KB

Download
memory/2872-23-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-19-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-44-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-41-0x0000000006000000-0x0000000006C64000-memory.dmp

Filesize
12.4MB

Download
memory/2872-40-0x0000000006000000-0x0000000006C64000-memory.dmp

Filesize
12.4MB

Download
memory/2872-43-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-66-0x0000000005EC0000-0x0000000006B36000-memory.dmp

Filesize
12.5MB

Download
memory/2872-22-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-21-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-65-0x0000000006000000-0x0000000006C64000-memory.dmp

Filesize
12.4MB

Download
memory/2872-18-0x0000000000031000-0x000000000005F000-memory.dmp

Filesize
184KB

Download
memory/2872-60-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-67-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-58-0x0000000005EC0000-0x0000000006B36000-memory.dmp

Filesize
12.5MB

Download
memory/2872-17-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-70-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-71-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-72-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-73-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-74-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-75-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-76-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-77-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-78-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-79-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download
memory/2872-80-0x0000000000030000-0x000000000034B000-memory.dmp

Filesize
3.1MB

Download